"It's 50 years since a strange old man stepped out of a Police Box in a scrapyard down Totter's Lane, and the most beloved and exciting television series in the universe began," the promotional site for the stamps reads. "Since then, the Time Lord has had many faces and battled many foes, and his adventures look set to continue for years to come."

The collection begins with the first doctor, William Hartnell, and celebrates each subsequent doctor, reaching the current one, Matt Smith.